JPH0332601Y2 - - Google Patents
Info
- Publication number
- JPH0332601Y2 JPH0332601Y2 JP2387284U JP2387284U JPH0332601Y2 JP H0332601 Y2 JPH0332601 Y2 JP H0332601Y2 JP 2387284 U JP2387284 U JP 2387284U JP 2387284 U JP2387284 U JP 2387284U JP H0332601 Y2 JPH0332601 Y2 JP H0332601Y2
- Authority
- JP
- Japan
- Prior art keywords
- arm
- rod
- cylinder
- telescoping
- telescopic cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000009412 basement excavation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Operation Control Of Excavators (AREA)
- Jib Cranes (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2387284U JPS60139851U (ja) | 1984-02-23 | 1984-02-23 | 掘削機の油圧回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2387284U JPS60139851U (ja) | 1984-02-23 | 1984-02-23 | 掘削機の油圧回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60139851U JPS60139851U (ja) | 1985-09-17 |
| JPH0332601Y2 true JPH0332601Y2 (en, 2012) | 1991-07-10 |
Family
ID=30517500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2387284U Granted JPS60139851U (ja) | 1984-02-23 | 1984-02-23 | 掘削機の油圧回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60139851U (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5706840B2 (ja) * | 2012-02-16 | 2015-04-22 | 日立建機株式会社 | 深掘掘削機の油圧回路 |
-
1984
- 1984-02-23 JP JP2387284U patent/JPS60139851U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60139851U (ja) | 1985-09-17 |
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